When we hear the term "female hormone," estrogen is usually the first word that comes to mind. Yet progesterone is as essential to the reproductive process as estrogen is. In fact, the word's Latin roots mean "supports pregnancy." A woman's native progesterone maintains menstruation and pregnancy; in addition, progesterone taken as a drug can have a pivotal role in hormone replacement therapy.
Native progesterone

Last months report about a British study which showed poor absorption of a popular topical cream called Pro-Gest drew some say it isnt so responses from readers. Enthusiasm for progesterone cream stems from the work of John R. Lee, M.D., author of a widely read book, What Your Doctor May Not Tell You About Menopause (New York: Warner Books, 1996). He claims, The makers of Premarin and other estrogen manufacturers would have us all believing that estrogen loss is the major hormonal factor in osteoporosis in women.